{% extends 'layout.html' %}
{% load static %}
{% block title %}
    数据统计
{% endblock %}
{% block content %}
    <div class="container">
        <div class="panel panel-default">
            <div class="panel-heading">折线图</div>
            <div class="panel-body">
                 <div id="m1" style="width:100% ;height: 300px"></div>
            </div>
        </div>
        <div class="row">
            <div class="col-sm-8">
                <div class="panel panel-default">
                    <div class="panel-heading">柱状图</div>
                    <div class="panel-body">
                        <div id="m2" style="width:100% ;height: 400px"></div>
                    </div>
                </div>
            </div>
            <div class="col-sm-4">
                <div class="panel panel-default">
                    <div class="panel-heading">饼图</div>
                    <div class="panel-body">
                        <div id="m3" style="width: 100% ;height: 400px"></div>
                    </div>
                </div>
            </div>
        </div>
    </div>
{% endblock %}
{% block js %}
    <script src="{% static 'js/cdn.jsdelivr.net_npm_echarts@5.4.3_dist_echarts.min.js' %}"></script>
    <script type="text/javascript">
        $(function () {
            initline();
            initBar();
            initPie();
        })

        /**
         * 初始化折线图
         */
        function initline(){
              var myChart = echarts.init(document.getElementById('m1'));
           var option = {
  title: {
    text: '分公司上半年业绩图',
      left:"center"
  },
  tooltip: {
    trigger: 'axis'
  },
  legend: {
    data: [],
      bottom:0
  },
  grid: {
    left: '3%',
    right: '4%',
    bottom: '14%',
    containLabel: true
  },
  toolbox: {
    feature: {
      saveAsImage:{}
    }
  },
  xAxis: {
    type: 'category',
    boundaryGap: false,
    data: []
  },
  yAxis: {
    type: 'value'
  },
  series: []
};
           $.ajax({
               url:'/chart/line/',
               type:"get",
               dataType:"JSON",
               success: function (res){
                   if(res.status){
                       option.legend.data=res.data.legend;
                       option.xAxis.data=res.data.x_axis;
                       option.series=res.data.series_list;

                        myChart.setOption(option);
                   }
               }
           })
        }

        /**
         * 初始化柱状图
         */
        function initBar() {
            // 基于准备好的dom，初始化echarts实例
            var myChart = echarts.init(document.getElementById('m2'));

            // 指定图表的配置项和数据
            var option = {
                title: {
                    text: '公司上半年业绩图',
                    {#副标题#}
                    {#subtext: "广西分公司",#}
                    textAlign: "auto",
                    left: "center"

                },
                tooltip: {},
                toolbox: {
    feature: {
      saveAsImage:{}
    }
  },
                legend: {
                    data: [],//后台获取
                    bottom: 0
                },
                xAxis: {
                    data: []//后台获取
                },
                yAxis: {},
                series: []//后台获取
            };
            $.ajax({
                url: "/chart/bar/",
                type: "get",
                dataType: "JSON",
                success: function (res) {
                    //将后台返回的数据更新到option中
                    if (res.status) {
                        option.legend.data = res.data.legend;
                        option.xAxis.data = res.data.x_axis;
                        option.series = res.data.series_list;
                        // 使用刚指定的配置项和数据显示图表。
                        myChart.setOption(option);
                    }

                }
            })


        }

        /**
         * 初始化饼状图
         */
        function initPie() {
            var myChart = echarts.init(document.getElementById('m3'))
            var option = {
                title: {
                    text: '部门预算占比',
                    subtext: '河南分部',
                    left: 'center'
                },
                tooltip: {
                    trigger: 'item'
                },
                toolbox: {
    feature: {
      saveAsImage:{}
    }
  },
                legend: {
                    orient: 'vertical',
                    left: 'left',
                    bottom: 0

                },
                series: [
                    {
                        name: '预算',
                        type: 'pie',
                        radius: '50%',
                        data: [],
                        emphasis: {
                            itemStyle: {
                                shadowBlur: 10,
                                shadowOffsetX: 0,
                                shadowColor: 'rgba(0, 0, 0, 0.5)'
                            }
                        }
                    }
                ]
            };
            $.ajax({
                url: "/chart/pie/",
                type: "get",
                dataType: "JSON",
                success: function (res) {
                    if(res.status){
                        option.series[0].data = res.data;
                          myChart.setOption(option);
                    }
                }
            })

        }

    </script>
{% endblock %}